added different installation procedure

install.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+if test "`id -u`" -ne 0
+	then 
+	echo "You need to run this script as root" 
+	exit 
+fi
+
+echo "checking for old installations..."
+if [[ -L /usr/bin/lpp ]]; then
+	echo "you need to uninstall old lpp versions first."
+	echo "you can do by so executing"
+	echo "sudo rm /usr/bin/lpp /usr/bin/pizza"
+	exit 1
+fi
+
+echo "setting symbolic links..."
+ln -s $(pwd)/src/lpp.py /usr/bin/lpp
+
+echo "checking installation..."
+echo "which lpp"
+echo $(which lpp)